/*
 * Copyright © 2015 The Gravitee team (http://gravitee.io)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.gravitee.rest.api.service.exceptions;

import io.gravitee.common.http.HttpStatusCode;
import io.gravitee.repository.management.model.Subscription;
import java.util.HashMap;
import java.util.Map;

/**
 * @author Yann TAVERNIER (yann.tavernier at graviteesource.com)
 * @author GraviteeSource Team
 */
public class SubscriptionConsumerStatusNotUpdatableException extends AbstractManagementException {

    private final Subscription subscription;
    private final Cause cause;

    public SubscriptionConsumerStatusNotUpdatableException(Subscription subscription, Cause cause) {
        this.subscription = subscription;
        this.cause = cause;
    }

    @Override
    public String getMessage() {
        String message = "Subscription [" + subscription.getId() + "] consumer status cannot be updated because ";
        switch (cause) {
            case DEFINITION_NOT_V4:
                return message + "API definition version should be V4";
            case NO_SUBSCRIPTION_LISTENER:
                return message + "API should contain a listener of type SUBSCRIPTION";
            default:
                return "";
        }
    }

    @Override
    public int getHttpStatusCode() {
        return HttpStatusCode.BAD_REQUEST_400;
    }

    @Override
    public String getTechnicalCode() {
        return "subscription.consumerStatusNotUpdatable";
    }

    @Override
    public Map<String, String> getParameters() {
        Map<String, String> parameters = new HashMap<>();
        parameters.put("subscription", subscription.getId());
        parameters.put("status", subscription.getStatus().name());
        parameters.put("consumerStatus", subscription.getConsumerStatus().name());
        return parameters;
    }

    public enum Cause {
        DEFINITION_NOT_V4,
        NO_SUBSCRIPTION_LISTENER,
    }
}
